This is "Module 6 – Add Kanban Board to Quick Launch Menu", which is part of a series on "How to create a Kanban Board in SharePoint Linked Dynamically to Microsoft Project Task Board".
54. Copy the URL from this page. Click on EDIT LINKS at the bottom of the Quick Launch menu options. Click on the +link option to Add a link

55. Input the name for your Kanban board and paste the URL that you copied into the Address box, then click on OK

56. Once you click on Save, the My Kanban menu option will be added to the list

See next article: Module 7 – Configure SharePoint Task List for Kanban Usage
Note: You may find this of value: